In
Partial Page Rendering (PPR), a portion of the page refreshes some user actions for which PARTIAL PAGE ACTION is enabled. This means other items on the page will retain their values. When we add PPR to a page, the item on which we perform the action will be the result of the PPR code that the developer has written.
So, PPR is based on a user action on an item on our page, on which PARTIAL FIRE ACTION is enabled. This will be an item, or set of items, which are affected by that partial action. Meanwhile, the other items on the page will remain unaffected.
When PPR occurs, the entire page is refreshed. The PPR action takes place only on the affected item(s).
Developers can implement PPR to perform the following tasks:
Configuring the selection of a pop list (drop down), which will in turn cause other fields to render, be updateable, be required, and so on
Configuring the change in value of a text field to cause other fields to render, be updateable, be required, and so...